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32002011011231 = 2352321611231099
BaseRepresentation
bin1110100011011000011000…
…11111111001100010011111
311012022100210011121120020122
413101230030133321202133
513143310104304324411
6152021304303105155
76512032444246622
oct721541437714237
9135270704546218
1032002011011231
11a218a81a1a398
12370a2548a21bb
1314b1a135048a1
147c8c96d5ddb9
153a76a45e19db
hex1d1b0c7f989f

32002011011231 has 16 divisors (see below), whose sum is σ = 33472762003200. Its totient is φ = 30537927573120.

The previous prime is 32002011011207. The next prime is 32002011011249. The reversal of 32002011011231 is 13211011020023.

It is a de Polignac number, because none of the positive numbers 2k-32002011011231 is a prime.

It is a super-2 number, since 2×320020110112312 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32002011011251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25379120 + ... + 26610218.

It is an arithmetic number, because the mean of its divisors is an integer number (2092047625200).

Almost surely, 232002011011231 is an apocalyptic number.

32002011011231 is a deficient number, since it is larger than the sum of its proper divisors (1470750991969).

32002011011231 is a wasteful number, since it uses less digits than its factorization.

32002011011231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233806.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 32002011011231 its reverse (13211011020023), we get a palindrome (45213022031254).

The spelling of 32002011011231 in words is "thirty-two trillion, two billion, eleven million, eleven thousand, two hundred thirty-one".

Divisors: 1 23 523 2161 12029 49703 1130203 1231099 25994669 28315277 643864777 2660404939 14808889871 61189313597 1391391783097 32002011011231